public static PTOperator getIdentifyingOperator(PTOperator operator) {
while ((operator != null) && operator.isUnifier()) {
PTOperator idOperator = null;
List<PTOperator.PTOutput> outputs = operator.getOutputs();
// Since it is a unifier, getting the downstream operator it is connected to which is on the
// first port
if (outputs.size() > 0) {
List<PTOperator.PTInput> sinks = outputs.get(0).sinks;
if (sinks.size() > 0) {
PTOperator.PTInput sink = sinks.get(0);
idOperator = sink.target;
}
}
operator = idOperator;
}
return operator;
}
/**
* Create deploy info for StramChild.
*
* @param operators
* @return StreamingContainerContext
*/
public List<OperatorDeployInfo> getDeployInfoList(Collection<PTOperator> operators) {
if (container.bufferServerAddress == null) {
throw new AssertionError("No buffer server address assigned");
}
Map<OperatorDeployInfo, PTOperator> nodes = new LinkedHashMap<>();
HashSet<PTOperator.PTOutput> publishers = new HashSet<>();
PhysicalPlan physicalPlan = dnmgr.getPhysicalPlan();
for (PTOperator oper : operators) {
if (oper.getState() != State.PENDING_DEPLOY) {
LOG.debug("Skipping deploy for operator {} state {}", oper, oper.getState());
continue;
}
OperatorDeployInfo ndi = createOperatorDeployInfo(oper);
nodes.put(ndi, oper);
ndi.inputs = new ArrayList<>(oper.getInputs().size());
ndi.outputs = new ArrayList<>(oper.getOutputs().size());
for (PTOperator.PTOutput out : oper.getOutputs()) {
final StreamMeta streamMeta = out.logicalStream;
// buffer server or inline publisher
OutputDeployInfo portInfo = new OutputDeployInfo();
portInfo.declaredStreamId = streamMeta.getName();
portInfo.portName = out.portName;
try {
portInfo.contextAttributes = streamMeta.getSource().getAttributes().clone();
} catch (CloneNotSupportedException ex) {
throw new RuntimeException("Cannot clone attributes", ex);
}
boolean outputUnified = false;
for (PTOperator.PTInput input : out.sinks) {
if (input.target.isUnifier()) {
outputUnified = true;
break;
}
}
portInfo.contextAttributes.put(PortContext.IS_OUTPUT_UNIFIED, outputUnified);
if (ndi.type == OperatorDeployInfo.OperatorType.UNIFIER) {
// input attributes of the downstream operator
for (InputPortMeta sink : streamMeta.getSinks()) {
portInfo.contextAttributes = sink.getAttributes();
break;
}
}
if (!out.isDownStreamInline()) {
portInfo.bufferServerHost = oper.getContainer().bufferServerAddress.getHostName();
portInfo.bufferServerPort = oper.getContainer().bufferServerAddress.getPort();
portInfo.bufferServerToken = oper.getContainer().getBufferServerToken();
// Build the stream codec configuration of all sinks connected to this port
for (PTOperator.PTInput input : out.sinks) {
// Create mappings for all non-inline operators
if (input.target.getContainer() != out.source.getContainer()) {
InputPortMeta inputPortMeta = getIdentifyingInputPortMeta(input);
StreamCodec<?> streamCodecInfo = getStreamCodec(inputPortMeta);
Integer id = physicalPlan.getStreamCodecIdentifier(streamCodecInfo);
if (!portInfo.streamCodecs.containsKey(id)) {
portInfo.streamCodecs.put(id, streamCodecInfo);
}
}
}
}
ndi.outputs.add(portInfo);
publishers.add(out);
}
}
// after we know all publishers within container, determine subscribers
for (Map.Entry<OperatorDeployInfo, PTOperator> operEntry : nodes.entrySet()) {
OperatorDeployInfo ndi = operEntry.getKey();
PTOperator oper = operEntry.getValue();
for (PTOperator.PTInput in : oper.getInputs()) {
final StreamMeta streamMeta = in.logicalStream;
if (streamMeta.getSource() == null) {
throw new AssertionError("source is null: " + in);
}
PTOperator.PTOutput sourceOutput = in.source;
InputDeployInfo inputInfo = new InputDeployInfo();
inputInfo.declaredStreamId = streamMeta.getName();
inputInfo.portName = in.portName;
InputPortMeta inputPortMeta = getInputPortMeta(oper.getOperatorMeta(), streamMeta);
if (inputPortMeta != null) {
inputInfo.contextAttributes = inputPortMeta.getAttributes();
}
if (inputInfo.contextAttributes == null
&& ndi.type == OperatorDeployInfo.OperatorType.UNIFIER) {
inputInfo.contextAttributes = in.source.logicalStream.getSource().getAttributes();
}
inputInfo.sourceNodeId = sourceOutput.source.getId();
inputInfo.sourcePortName = sourceOutput.portName;
if (in.partitions != null && in.partitions.mask != 0) {
inputInfo.partitionMask = in.partitions.mask;
inputInfo.partitionKeys = in.partitions.partitions;
}
if (sourceOutput.source.getContainer() == oper.getContainer()) {
// both operators in same container
if (!publishers.contains(sourceOutput)) {
throw new AssertionError(
"Source not deployed for container local stream " + sourceOutput + " " + in);
}
if (streamMeta.getLocality() == Locality.THREAD_LOCAL) {
inputInfo.locality = Locality.THREAD_LOCAL;
ndi.type = OperatorType.OIO;
} else {
inputInfo.locality = Locality.CONTAINER_LOCAL;
}
} else {
// buffer server input
PTContainer container = sourceOutput.source.getContainer();
InetSocketAddress addr = container.bufferServerAddress;
if (addr == null) {
throw new AssertionError("upstream address not assigned: " + sourceOutput);
}
inputInfo.bufferServerHost = addr.getHostName();
inputInfo.bufferServerPort = addr.getPort();
inputInfo.bufferServerToken = container.getBufferServerToken();
}
// On the input side there is a unlikely scenario of partitions even for inline stream that
// is being
// handled. Always specifying a stream codec configuration in case that scenario happens.
InputPortMeta idInputPortMeta = getIdentifyingInputPortMeta(in);
StreamCodec<?> streamCodecInfo = getStreamCodec(idInputPortMeta);
Integer id = physicalPlan.getStreamCodecIdentifier(streamCodecInfo);
inputInfo.streamCodecs.put(id, streamCodecInfo);
ndi.inputs.add(inputInfo);
}
}
return new ArrayList<>(nodes.keySet());
}